// Copyright (c) 2009 Mike Haight, Andy Kipp
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.


#include "Rectangle.h"

using namespace HandBanana::Core;

Rectangle::Rectangle(void) : mX(0), mY(0), mWidth(0), mHeight(0)
{
}


Rectangle::Rectangle(float argX, float argY, float argWidth, float argHeight) : mX(argX), mY(argY), mWidth(argWidth), mHeight(argHeight)
{
}


Rectangle::Rectangle(const Location& argLocation, const Size& argSize) : mX(argLocation.X), mY(argLocation.Y), mWidth(argSize.Width), mHeight(argSize.Height)
{
}


float Rectangle::X(void) const
{
    return mX;
}


void Rectangle::X(float value)
{
    mX = value;
}


float Rectangle::Y(void) const
{
    return mY;
}


void Rectangle::Y(float value)
{
    mY = value;
}


float Rectangle::Width(void) const
{
    return mWidth;
}


void Rectangle::Width(float value)
{
    mWidth = value;
}


float Rectangle::Height(void) const
{
    return mHeight;
}


void Rectangle::Height(float value)
{
    mHeight = value;
}


float Rectangle::Top(void) const
{
    return mY;
}


float Rectangle::Left(void) const
{
    return mX;
}


float Rectangle::Right(void) const
{
    return mX + mWidth;
}


float Rectangle::Bottom(void) const
{
    return mY + mHeight;
}


bool Rectangle::IsEmpty(void) const
{
    if (0 == mWidth && 0 == mHeight)
    {
        return true;
    }

    return false;
}


bool Rectangle::Contains(const Location& argLocation) const
{
    if ((argLocation.X >= Left()) &&
        (argLocation.X <= Right()) &&
        (argLocation.Y >= Top()) &&
        (argLocation.Y <= Bottom()))
    {
        return true;
    }

    return false;
}


bool Rectangle::Intersects(const Rectangle& argRectangle) const
{
    if (Bottom() < argRectangle.Top()) return false;
    if (Top() > argRectangle.Bottom()) return false;
    if (Right() < argRectangle.Left()) return false;
    if (Left() > argRectangle.Right()) return false;

    return true;
}


bool Rectangle::Equals(const Rectangle& argObject) const
{
    if ((mX == argObject.mX) &&
        (mY == argObject.mY) &&
        (mWidth == argObject.mWidth) &&
        (mHeight == argObject.mHeight))
    {
        return true;
    }

    return false;
}


std::wstring Rectangle::ToString(void) const
{
    std::wostringstream formatString;
    formatString << L"(" << mX << L", " << mY << L", " << mWidth << ", " << mHeight << L")";
    return formatString.str();
}


HandBanana::Core::Rectangle Rectangle::Parse(const std::wstring& argText)
{
    static const boost::wregex expression(L"\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*,\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*,\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*,\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*$");

    boost::wsmatch what;
    if (boost::regex_match(argText, what, expression))
    {
        float x = boost::lexical_cast<float>(std::wstring(what[1].first, what[1].second));
        float y = boost::lexical_cast<float>(std::wstring(what[2].first, what[2].second));
        float width = boost::lexical_cast<float>(std::wstring(what[3].first, what[3].second));
        float height = boost::lexical_cast<float>(std::wstring(what[4].first, what[4].second));
        return Rectangle(x, y, width, height);
    }
    else
    {
        throw std::invalid_argument("argText");
    }
}